... , evaporation area is 30% which larger than the ordinary products in market.3. Coefficient of Performance: Over 4.5. 4. ... )695×655×815Recommended tank volume (L)2000-3000Applicable scope:Applicable to factory, school, hotel, bathhouse, large living community, villa and ... ------'A nice summer day is always transient, but the hotspring in bathroom can last forever.' SUNMU . Air-source Heat Pump Water ...